US Bridges

US 63 S over Bear CR

Good

Adair County, Missouri · S 27 T 62 N R 15 W · Structure no. 33148

Built
2010
15 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
322 ft
4 main spans
Daily traffic
4,028
2024 count
Owner
State
State Highway Agency

About this bridge

US 63 S over Bear CR is a prestressed concrete stringer/multi-beam or girder carrying US 63 S over Bear CR in Adair County, Missouri. It was built in 2010, so it is 15 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,028 vehicles a day, roughly 29% of them trucks, projected to reach 7,049 by 2044. The structure is 322 ft (98.1 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 63 S
CrossesBear CR
LocationS 27 T 62 N R 15 W
RouteU.S. Route 63
Coordinates40.15322, -92.55704
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.4 US tons
Inventory rating40.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length322 ft (98.1 m)
Longest span86 ft (26.2 m)
Deck width45 ft (13.8 m)
Roadway width42 ft (12.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,028 (2024)
Projected traffic7,049 by 2044
Trucks29%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 63 S over Bear CR built?

It was built in 2010, making it 15 years old in 2025.

What condition is US 63 S over Bear CR in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in December 2023.

How much traffic does US 63 S over Bear CR carry?

About 4,028 vehicles per day (2024 count), of which roughly 29% are trucks.

How long is US 63 S over Bear CR?

The structure is 322 ft (98.1 m) long with a longest span of 86 ft (26.2 m) and a deck 45 ft wide.

Who owns US 63 S over Bear CR?

It is owned by the State Highway Agency.